Science

Monday, 11 May 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Nicotine
Nicotine may have a therapeutic effect in patients with neurodegenerative brain diseases.
This is because nicotine affects not only acetylcholine but also other neurotransmitters, especially ...
Fungi
Fungi have developed a high degree of metabolic versatility, which allows them to use a variety of organic substances for growth.
In some species, the pigment melanin may play a role in extracting energy from ionizing radiation such as gamma radiation.
Liver
It is responsible for blood production in fetal life.
Cosmos
Each object in the sky is observed with a delay.
The farther away the celestial body is from the observer, the longer the light emitted or reflected ...
Earth
The lithosphere is the outermost covering of the Earth.
It is made of tectonic plates that are constantly moving. Earthquakes may occur in zones where these ...
Silver
Of all metals, it has the highest electrical conductivity, greater than copper.
However, it cannot be used for the production of electrical cables because it is subject to corrosio ...
Brain
Sleep is essential for the proper functioning of the brain.
During sleep, the brain stores and systematizes information.
Moon
Despite its synchronous rotation, the Moon is constantly tilted to one side or the other.
Such deviations are called librations and thanks to them it is possible to observe as much as 59 percent of the surface of the silver globe from Earth.
Fungi
Most fungi develop as hyphae, which are cylindrical, thread-like structures 2-10 µm in diameter and up to several centimeters long.
The hyphae branch and connect, which leads to the formation of mycelium, which is an interconnected ...
Phobos
The largest impact crater on the surface of Phobos is called Stickney, its diameter is up to 10 kilometers.
It was named after Asaph Hall’s wife, Chloe Angeline Stickney Hall, a mathematician. A collision that formed Stickney crater could have shattered the moon.